Includes one assembled jack and lamm—be sure to choose the correct number! (Lamm bars vary in length.)

• SFL 4 Now-4 Later requires two each of #1, #2
• SFL 8 shaft requires two each of #1, #2, #3, #4

Fits all maple Standard Floor Looms except the original 42" weaving width. Each shaft/harness of the loom requires a jack and lamm assembly.

If you don't know what jack and lamm numbers you have, measure the entire lamm bar on each jack and lamm:

• all #1 jack and lamms, 8-3/8" long
• all #2 jack and lamms, 8-1/8" long
• all #3 jack and lamms, 7-7/8" long
• all #4 jack and lamms, 7-5/8" long